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Index of patents issued from the United States Patent Office


Published 1920
Topics Patents
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Vols. for 1966- issued in 2 pts: pt. 1, List of patentees; pt. 2, Index to subjects of invention

Earlier years found in: Annual report of the Commissioner of Patents

Found also in: Annual report of the Commissioner of Patents, 1921-25


Volume 1967 pt. 1
Publisher Washington : U.S. Govt. Print. Off.; For sale by the Supt. of Docs., U.S. Govt. Print Off
Year 1920
Pages 1554
Possible copyright status Permission to digitize granted by the rights holder
Language English
Call number 39088015851785
Digitizing sponsor Smithsonian Libraries
Book contributor Smithsonian Libraries
Collection smithsonian
Notes Copyright page is also the Content.

Full catalog record MARCXML

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